About August 17

August 17, 2025 is the 229th day of the year 2025 in the Gregorian calendar. There are 136 days remaining until the end of this year. The day of the week is Sunday.

You can browse the full year calendar in case you need it.

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Leo is the sun sign of a person born on this day. Peridot is the modern birthstone for this month. Diamond is the mystical birthstone from Tibetan origin that dates back over a thousand years.

According to the lunisolar Chinese calendar, there are 184 days remaining before the start of the next Chinese New Year.

What Happened On August 17

  • 1807
    Robert Fulton’s North River Steamboat leaves New York City for Albany, New York on the Hudson River, inaugurating the first commercial steamboat service in the world.
  • 1864
    American Civil War: Battle of Gainesville – Confederate forces defeat Union troops near Gainesville, Florida.
  • 1883
    The first public performance of the Dominican Republic’s national anthem, Himno Nacional.
  • 1915
    A Category 4 hurricane hits Galveston, Texas with winds at 135 mph.
  • 1915
    Jewish American Leo Frank is lynched for the alleged murder of a 13-year-old girl in Marietta, Georgia, United States.
  • 1918
    Bolshevik revolutionary leader Moisei Uritsky is assassinated.
  • 1943
    World War II: First Québec Conference of Winston Churchill, Franklin D. Roosevelt, and William Lyon Mackenzie King begins.
  • 1943
    World War II: The Royal Air Force begins Operation Hydra, the first air raid of the Operation Crossbow strategic bombing campaign against Germany’s V-weapon programme.
  • 1943
    World War II: The U.S. Seventh Army under General George S. Patton arrives in Messina, Italy, followed several hours later by the British 8th Army under Field Marshal Bernard L. Montgomery, thus completing the Allied conquest of Sicily.
  • 1945
    Sukarno and Mohammad Hatta proclaim the independence of Indonesia, igniting the Indonesian National Revolution against the Dutch Empire.
  • 1947
    The Radcliffe Line, the border between Union of India and Dominion of Pakistan is revealed.
  • 1950
    Hill 303 massacre: American POWs were massacred by North Korean Army.
  • 1953
    Addiction: First meeting of Narcotics Anonymous in Southern California.
  • 1960
    Decolonization: Gabon gains independence from France.
  • 1969
    Category 5 Hurricane Camille hits the Mississippi coast, killing 248 people and causing $1.5 billion in damage.
  • 1978
    Double Eagle II becomes first balloon to cross the Atlantic Ocean when it lands in Miserey near Paris, 137 hours after leaving Presque Isle, Maine.
  • 1979
    Two Soviet Aeroflot jetliners collide in mid-air over Ukraine, killing 156.
  • 1982
    The first Compact Discs (CDs) are released to the public in Germany.
  • 1998
    Monica Lewinsky scandal: US President Bill Clinton admits in taped testimony that he had an “improper physical relationship” with White House intern Monica Lewinsky. On the same day he admits before the nation that he “misled people” about the relationship.
  • 2004
    The National Assembly of Serbia unanimously adopts new state symbols for Serbia: Boze Pravde becomes the new anthem and the coat of arms is adopted for the whole country.

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